public bool IsResource(IFileSystemResourceAccessor baseResourceAccessor, string path)
{
string entryPath = ZipResourceAccessor.ToEntryPath(path);
lock (_syncObj)
{
string key = baseResourceAccessor.CanonicalLocalResourcePath.Serialize();
try
{
ZipResourceProxy proxy;
if (_zipUsages.TryGetValue(key, out proxy))
{
return(path.Equals("/") || ZipResourceAccessor.IsResource(proxy.ZipFile, entryPath));
}
}
catch (Exception)
{
return(false);
}
}
using (Stream resourceStream = baseResourceAccessor.OpenRead()) // Not sure if the ZipFile will close the stream so we dispose it here
try
{
using (ZipFile zFile = new ZipFile(resourceStream))
return(path.Equals("/") || ZipResourceAccessor.IsResource(zFile, entryPath));
}
catch (Exception)
{
return(false);
}
}
/// <summary>
/// Sets the data of the new image to be played.
/// </summary>
/// <param name="locator">Resource locator of the image item.</param>
/// <param name="mediaItemTitle">Title of the image item.</param>
/// <param name="rotation">Rotation of the image.</param>
/// <param name="flipX">Flipping in horizontal direction.</param>
/// <param name="flipY">Flipping in vertical direction.</param>
public void SetMediaItemData(IResourceLocator locator, string mediaItemTitle, RightAngledRotation rotation, bool flipX, bool flipY)
{
if (locator == null)
{
lock (_syncObj)
{
DisposeTexture();
_currentLocator = null;
return;
}
}
Texture texture;
ImageInformation imageInformation;
using (IResourceAccessor ra = locator.CreateAccessor())
{
IFileSystemResourceAccessor fsra = ra as IFileSystemResourceAccessor;
if (fsra == null)
{
return;
}
using (Stream stream = fsra.OpenRead())
using (Stream tmpImageStream = ImageUtilities.ResizeImage(stream, ImageFormat.MemoryBmp, MAX_TEXTURE_DIMENSION, MAX_TEXTURE_DIMENSION))
texture = Texture.FromStream(SkinContext.Device, tmpImageStream, (int)tmpImageStream.Length, 0, 0, 1, Usage.None,
Format.A8R8G8B8, Pool.Default, Filter.None, Filter.None, 0, out imageInformation);
}
lock (_syncObj)
{
ReloadSettings();
_state = PlayerState.Active;
DisposeTexture();
_currentLocator = locator;
_mediaItemTitle = mediaItemTitle;
_texture = texture;
_rotation = rotation;
_flipX = flipX;
_flipY = flipY;
SurfaceDescription desc = _texture.GetLevelDescription(0);
_textureMaxUV = new SizeF(imageInformation.Width / (float)desc.Width, imageInformation.Height / (float)desc.Height);
// Reset animation
_animator.Initialize();
if (_slideShowTimer != null)
{
_slideShowTimer.Change(_slideShowImageDuration, TS_INFINITE);
}
else
{
CheckTimer();
}
_playbackStartTime = DateTime.Now;
if (_pauseTime.HasValue)
{
_pauseTime = _playbackStartTime;
}
}
}
/// <summary>
/// Constructs a <see cref="ResourceAccessorTextureImageSource"/> for the given data.
/// </summary>
/// <param name="resourceAccessor">The resource accessor to load the texture data from.</param>
/// <param name="rotation">Desired rotation for the given image.</param>
public ResourceAccessorTextureImageSource(IFileSystemResourceAccessor resourceAccessor, RightAngledRotation rotation)
{
_key = resourceAccessor.CanonicalLocalResourcePath.Serialize();
_resourceAccessor = resourceAccessor;
_stream = _resourceAccessor.OpenRead();
_rotation = rotation;
}
protected MediaInfoWrapper ReadMediaInfo(IFileSystemResourceAccessor mediaItemAccessor)
{
MediaInfoWrapper result = new MediaInfoWrapper();
ILocalFsResourceAccessor localFsResourceAccessor = mediaItemAccessor as ILocalFsResourceAccessor;
if (ReferenceEquals(localFsResourceAccessor, null))
{
Stream stream = null;
try
{
stream = mediaItemAccessor.OpenRead();
if (stream != null)
{
result.Open(stream);
}
}
finally
{
if (stream != null)
{
stream.Close();
}
}
}
else
{
using (localFsResourceAccessor.EnsureLocalFileSystemAccess())
result.Open(localFsResourceAccessor.LocalFileSystemPath);
}
return(result);
}
/// <summary>
/// Gets a stream for the resource which is described by this file handle if the stream is already open or opens a new stream for it.
/// </summary>
/// <returns>
/// This method returns the same stream for the same thread; it returns a new stream for a new thread.
/// </returns>
public Stream GetOrOpenStream()
{
Thread currentThread = Thread.CurrentThread;
Stream stream;
lock (_syncObj)
if (_threadStreams.TryGetValue(currentThread, out stream))
{
return(stream);
}
IFileSystemResourceAccessor resourceAccessor = _resource.ResourceAccessor;
try
{
if (resourceAccessor != null)
{
resourceAccessor.PrepareStreamAccess();
lock (_syncObj)
return(_threadStreams[currentThread] = resourceAccessor.OpenRead());
}
}
catch (Exception e)
{
ServiceRegistration.Get <ILogger>().Warn("Dokan FileHandle: Error creating stream for resource '{0}'", e, resourceAccessor);
}
return(null);
}
/// <summary>
/// Constructs a <see cref="ResourceAccessorTextureImageSource"/> for the given data.
/// </summary>
/// <param name="resourceAccessor">The resource accessor to load the texture data from.</param>
/// <param name="rotation">Desired rotation for the given image.</param>
public ResourceAccessorTextureImageSource(IFileSystemResourceAccessor resourceAccessor, RightAngledRotation rotation)
{
_key = resourceAccessor.CanonicalLocalResourcePath.Serialize();
_resourceAccessor = resourceAccessor;
_stream = _resourceAccessor.OpenRead();
_rotation = rotation;
}
/// <summary>
/// Method that processes the Uri.
/// </summary>
/// <param name="request">Information sent by the browser about the request.</param>
/// <param name="response">Information that is being sent back to the client.</param>
/// <param name="session">Session object used during the client connection.</param>
/// <returns><c>true</c> if this module is able to handle the request, else <c>false</c>.</returns>
/// <exception cref="InternalServerException">If an exception occured in the server.</exception>
/// <exception cref="ForbiddenException">If the file path is forbidden.</exception>
public override bool Process(IHttpRequest request, IHttpResponse response, IHttpSession session)
{
ResourcePath resourcePath;
Uri uri = request.Uri;
if (!uri.AbsolutePath.StartsWith(ResourceHttpAccessUrlUtils.RESOURCE_ACCESS_PATH))
{
return(false);
}
if (!ResourceHttpAccessUrlUtils.ParseResourceURI(uri, out resourcePath))
{
throw new BadRequestException(string.Format("Illegal request syntax. Correct syntax is '{0}'", ResourceHttpAccessUrlUtils.SYNTAX));
}
if (!IsAllowedToAccess(resourcePath))
{
ServiceRegistration.Get <ILogger>().Warn("ResourceAccessModule: Client tries to access forbidden resource '{0}'", resourcePath);
throw new ForbiddenException(string.Format("Access of resource '{0}' not allowed", resourcePath));
}
try
{
IFileSystemResourceAccessor fsra = GetResourceAccessor(resourcePath);
using (Stream resourceStream = fsra.OpenRead())
{
response.ContentType = GuessMimeType(resourceStream, resourcePath.FileName);
if (!string.IsNullOrEmpty(request.Headers["If-Modified-Since"]))
{
DateTime lastRequest = DateTime.Parse(request.Headers["If-Modified-Since"]);
if (lastRequest.CompareTo(fsra.LastChanged) <= 0)
{
response.Status = HttpStatusCode.NotModified;
}
}
response.AddHeader("Last-Modified", fsra.LastChanged.ToUniversalTime().ToString("r"));
string byteRangesSpecifier = request.Headers["Range"];
IList <Range> ranges = ParseRanges(byteRangesSpecifier, resourceStream.Length);
bool onlyHeaders = request.Method == "Headers" || response.Status == HttpStatusCode.NotModified;
if (ranges != null && ranges.Count == 1)
{
// We only support one range
SendRange(response, resourceStream, ranges[0], onlyHeaders);
}
else
{
SendWholeFile(response, resourceStream, onlyHeaders);
}
}
}
catch (FileNotFoundException ex)
{
throw new InternalServerException(string.Format("Failed to proccess resource '{0}'", resourcePath), ex);
}
return(true);
}
public static async Task <bool> ProcessAsync(IOwinContext context, WebMediaType type, string id)
{
if (id == null)
{
throw new BadRequestException("GetImage: id is null");
}
ISet <Guid> necessaryMIATypes = new HashSet <Guid>();
necessaryMIATypes.Add(MediaAspect.ASPECT_ID);
necessaryMIATypes.Add(ProviderResourceAspect.ASPECT_ID);
necessaryMIATypes.Add(ImporterAspect.ASPECT_ID);
necessaryMIATypes.Add(ImageAspect.ASPECT_ID);
MediaItem item = MediaLibraryAccess.GetMediaItemById(context, id, necessaryMIATypes, null);
var resourcePathStr = item.PrimaryResources[item.ActiveResourceLocatorIndex].GetAttributeValue(ProviderResourceAspect.ATTR_RESOURCE_ACCESSOR_PATH);
var resourcePath = ResourcePath.Deserialize(resourcePathStr.ToString());
var ra = GetResourceAccessor(resourcePath);
IFileSystemResourceAccessor fsra = ra as IFileSystemResourceAccessor;
if (fsra == null)
{
throw new InternalServerException("GetImage: failed to create IFileSystemResourceAccessor");
}
using (var resourceStream = fsra.OpenRead())
{
// HTTP/1.1 RFC2616 section 14.25 'If-Modified-Since'
if (!string.IsNullOrEmpty(context.Request.Headers["If-Modified-Since"]))
{
DateTime lastRequest = DateTime.Parse(context.Request.Headers["If-Modified-Since"]);
if (lastRequest.CompareTo(fsra.LastChanged) <= 0)
{
context.Response.StatusCode = (int)HttpStatusCode.NotModified;
}
}
// HTTP/1.1 RFC2616 section 14.29 'Last-Modified'
context.Response.Headers["Last-Modified"] = fsra.LastChanged.ToUniversalTime().ToString("r");
string byteRangesSpecifier = context.Request.Headers["Range"];
IList <Range> ranges = ParseByteRanges(byteRangesSpecifier, resourceStream.Length);
bool onlyHeaders = context.Request.Method == "HEAD" || context.Response.StatusCode == (int)HttpStatusCode.NotModified;
if (ranges != null && ranges.Count > 0)
{
// We only support last range
await SendRangeAsync(context, resourceStream, ranges[ranges.Count - 1], onlyHeaders);
}
else
{
await SendWholeFileAsync(context, resourceStream, onlyHeaders);
}
}
return(true);
}
public ZipResourceProxy(string key, IFileSystemResourceAccessor zipFileAccessor)
{
_key = key;
_zipFileResourceAccessor = zipFileAccessor;
_zipFileStream = _zipFileResourceAccessor.OpenRead(); // Not sure if the ZipFile closes the stream appropriately, so we keep a reference to it
try
{
_zipFile = new ZipFile(_zipFileStream);
}
catch
{
_zipFileStream.Dispose();
throw;
}
}
public ZipResourceProxy(string key, IFileSystemResourceAccessor zipFileAccessor)
{
_key = key;
_zipFileResourceAccessor = zipFileAccessor;
_zipFileStream = _zipFileResourceAccessor.OpenRead(); // Not sure if the ZipFile closes the stream appropriately, so we keep a reference to it
try
{
_zipFile = new ZipFile(_zipFileStream);
}
catch
{
_zipFileStream.Dispose();
throw;
}
}
public IsoResourceProxy(string key, IFileSystemResourceAccessor isoFileResourceAccessor)
{
_key = key;
_isoFileResourceAccessor = isoFileResourceAccessor;
_underlayingStream = _isoFileResourceAccessor.OpenRead();
try
{
_diskFileSystem = GetFileSystem(_underlayingStream);
}
catch
{
_underlayingStream.Dispose();
throw;
}
}
public IsoResourceProxy(string key, IFileSystemResourceAccessor isoFileResourceAccessor)
{
_key = key;
_isoFileResourceAccessor = isoFileResourceAccessor;
_underlayingStream = Stream.Synchronized(_isoFileResourceAccessor.OpenRead());
try
{
_diskFileSystem = GetFileSystem(_underlayingStream);
}
catch
{
_underlayingStream.Dispose();
throw;
}
}
public bool IsResource(IFileSystemResourceAccessor baseResourceAccessor, string path)
{
string resourceName = baseResourceAccessor.ResourceName;
if (string.IsNullOrEmpty(resourceName) || !baseResourceAccessor.IsFile)
{
return(false);
}
// Test if we have already an ISO proxy for that ISO file...
lock (_syncObj)
{
string key = baseResourceAccessor.CanonicalLocalResourcePath.Serialize();
try
{
IsoResourceProxy proxy;
if (_isoUsages.TryGetValue(key, out proxy))
{
lock (proxy.SyncObj)
return(IsoResourceAccessor.IsResource(proxy.DiskFileSystem, path));
}
}
catch (Exception)
{
return(false);
}
}
// ... if not, test the resource in a new disk file system instance
using (Stream underlayingStream = baseResourceAccessor.OpenRead())
{
try
{
IFileSystem diskFileSystem = IsoResourceProxy.GetFileSystem(underlayingStream);
using (diskFileSystem as IDisposable)
return(IsoResourceAccessor.IsResource(diskFileSystem, path));
}
catch
{
return(false);
}
}
}
protected MediaInfoWrapper ReadMediaInfo(IFileSystemResourceAccessor mediaItemAccessor)
{
MediaInfoWrapper result = new MediaInfoWrapper();
Stream stream = null;
try
{
stream = mediaItemAccessor.OpenRead();
if (stream != null)
{
result.Open(stream);
}
}
finally
{
if (stream != null)
{
stream.Close();
}
}
return(result);
}
public static async Task ProcessAsync(IOwinContext context, WebMediaType type, string id, int maxWidth, int maxHeight, string borders = null)
{
if (id == null)
{
throw new BadRequestException("GetImageResized: id is null");
}
if (maxWidth == 0)
{
throw new BadRequestException("GetImageResized: maxWidth is null");
}
if (maxHeight == 0)
{
throw new BadRequestException("GetImageResized: maxHeight is null");
}
Guid idGuid;
if (!Guid.TryParse(id, out idGuid))
{
throw new BadRequestException(String.Format("GetImageResized: Couldn't parse if '{0}' to Guid", id));
}
ISet <Guid> necessaryMIATypes = new HashSet <Guid>();
necessaryMIATypes.Add(MediaAspect.ASPECT_ID);
necessaryMIATypes.Add(ProviderResourceAspect.ASPECT_ID);
necessaryMIATypes.Add(ImporterAspect.ASPECT_ID);
necessaryMIATypes.Add(ImageAspect.ASPECT_ID);
MediaItem item = MediaLibraryAccess.GetMediaItemById(context, idGuid, necessaryMIATypes, null);
var resourcePathStr = item.PrimaryResources[item.ActiveResourceLocatorIndex].GetAttributeValue(ProviderResourceAspect.ATTR_RESOURCE_ACCESSOR_PATH);
var resourcePath = ResourcePath.Deserialize(resourcePathStr.ToString());
var ra = GetResourceAccessor(resourcePath);
IFileSystemResourceAccessor fsra = ra as IFileSystemResourceAccessor;
if (fsra == null)
{
throw new InternalServerException("GetImage: failed to create IFileSystemResourceAccessor");
}
// Resize
ImageCache.CacheIdentifier identifier = ImageCache.GetIdentifier(idGuid, false, maxWidth, maxHeight, borders, 0, FanArtTypes.Undefined, FanArtMediaTypes.Image);
byte[] resizedImage;
if (ImageCache.TryGetImageFromCache(context, identifier, out resizedImage))
{
Logger.Info("GetImageResized: Got image from cache");
}
else
{
using (var resourceStream = fsra.OpenRead())
{
byte[] buffer = new byte[resourceStream.Length];
resourceStream.Read(buffer, 0, Convert.ToInt32(resourceStream.Length));
resizedImage = Plugins.MP2Extended.WSS.Images.ResizeImage(buffer, maxWidth, maxHeight, borders);
}
// Add to cache
if (ImageCache.AddImageToCache(context, resizedImage, identifier))
{
Logger.Info("GetImageResized: Added image to cache");
}
}
using (var resourceStream = new MemoryStream(resizedImage))
{
// HTTP/1.1 RFC2616 section 14.25 'If-Modified-Since'
if (!string.IsNullOrEmpty(context.Request.Headers["If-Modified-Since"]))
{
DateTime lastRequest = DateTime.Parse(context.Request.Headers["If-Modified-Since"]);
if (lastRequest.CompareTo(fsra.LastChanged) <= 0)
{
context.Response.StatusCode = (int)HttpStatusCode.NotModified;
}
}
// HTTP/1.1 RFC2616 section 14.29 'Last-Modified'
context.Response.Headers["Last-Modified"] = fsra.LastChanged.ToUniversalTime().ToString("r");
string byteRangesSpecifier = context.Request.Headers["Range"];
IList <Range> ranges = ParseByteRanges(byteRangesSpecifier, resourceStream.Length);
bool onlyHeaders = context.Request.Method == "HEAD" || context.Response.StatusCode == (int)HttpStatusCode.NotModified;
if (ranges != null && ranges.Count > 0)
{
// We only support last range
await SendRangeAsync(context, resourceStream, ranges[ranges.Count - 1], onlyHeaders);
}
else
{
await SendWholeFileAsync(context, resourceStream, onlyHeaders);
}
}
}
/// <summary>
/// Method that processes the Uri.
/// </summary>
public override async Task Invoke(IOwinContext context)
{
var request = context.Request;
var response = context.Response;
ResourcePath resourcePath;
Uri uri = request.Uri;
if (!uri.AbsolutePath.StartsWith(ResourceHttpAccessUrlUtils.RESOURCE_SERVER_BASE_PATH) || !uri.AbsolutePath.Contains(ResourceHttpAccessUrlUtils.RESOURCE_ACCESS_PATH))
{
await Next.Invoke(context);
return;
}
if (!ResourceHttpAccessUrlUtils.ParseResourceURI(uri, out resourcePath))
{
response.StatusCode = (int)HttpStatusCode.BadRequest;
response.ReasonPhrase = string.Format("Illegal request syntax. Correct syntax is '{0}'", ResourceHttpAccessUrlUtils.SYNTAX);
return;
}
if (!IsAllowedToAccess(resourcePath))
{
ServiceRegistration.Get <ILogger>().Warn("ResourceAccessModule: Client tries to access forbidden resource '{0}'", resourcePath);
response.StatusCode = (int)HttpStatusCode.Forbidden;
response.ReasonPhrase = string.Format("Access of resource '{0}' not allowed", resourcePath);
return;
}
try
{
IFileSystemResourceAccessor fsra = GetResourceAccessor(resourcePath);
using (Stream resourceStream = fsra.OpenRead())
{
response.ContentType = GuessMimeType(resourceStream, resourcePath.FileName);
if (!string.IsNullOrEmpty(request.Headers["If-Modified-Since"]))
{
DateTime lastRequest = DateTime.Parse(request.Headers["If-Modified-Since"], System.Globalization.CultureInfo.InvariantCulture);
if (lastRequest.CompareTo(fsra.LastChanged) <= 0)
{
response.StatusCode = (int)HttpStatusCode.NotModified;
}
}
response.Headers["Last-Modified"] = fsra.LastChanged.ToUniversalTime().ToString("r");
string byteRangesSpecifier = request.Headers["Range"];
IList <Range> ranges = ParseRanges(byteRangesSpecifier, resourceStream.Length);
bool onlyHeaders = request.Method == "Headers" || response.StatusCode == (int)HttpStatusCode.NotModified;
CancellationTokenSource cts = new CancellationTokenSource();
if (ranges != null && ranges.Count == 1)
{
// We only support one range
await SendRange(response, resourceStream, ranges[0], onlyHeaders, cts.Token);
}
else
{
await SendWholeFile(response, resourceStream, onlyHeaders, cts.Token);
}
}
}
catch (FileNotFoundException ex)
{
response.StatusCode = (int)HttpStatusCode.InternalServerError;
response.ReasonPhrase = string.Format("Failed to proccess resource '{0}': {1}", resourcePath, ex.Message);
}
}
public bool TryExtractMetadata(IResourceAccessor mediaItemAccessor, IDictionary <Guid, MediaItemAspect> extractedAspectData, bool forceQuickMode)
{
string fileName = mediaItemAccessor.ResourceName;
if (!HasImageExtension(fileName))
{
return(false);
}
MediaItemAspect mediaAspect = MediaItemAspect.GetOrCreateAspect(extractedAspectData, MediaAspect.Metadata);
MediaItemAspect imageAspect = MediaItemAspect.GetOrCreateAspect(extractedAspectData, ImageAspect.Metadata);
MediaItemAspect thumbnailSmallAspect = MediaItemAspect.GetOrCreateAspect(extractedAspectData, ThumbnailSmallAspect.Metadata);
MediaItemAspect thumbnailLargeAspect = MediaItemAspect.GetOrCreateAspect(extractedAspectData, ThumbnailLargeAspect.Metadata);
try
{
if (!(mediaItemAccessor is IFileSystemResourceAccessor))
{
return(false);
}
IFileSystemResourceAccessor fsra = mediaItemAccessor as IFileSystemResourceAccessor;
// Open a stream for media item to detect mimeType.
using (Stream mediaStream = fsra.OpenRead())
{
string mimeType = MimeTypeDetector.GetMimeType(mediaStream);
if (mimeType != null)
{
mediaAspect.SetAttribute(MediaAspect.ATTR_MIME_TYPE, mimeType);
}
}
// Extract EXIF information from media item.
using (ExifMetaInfo.ExifMetaInfo exif = new ExifMetaInfo.ExifMetaInfo(fsra))
{
mediaAspect.SetAttribute(MediaAspect.ATTR_TITLE, ProviderPathHelper.GetFileNameWithoutExtension(fileName));
mediaAspect.SetAttribute(MediaAspect.ATTR_RECORDINGTIME, exif.OriginalDate != DateTime.MinValue ? exif.OriginalDate : fsra.LastChanged);
mediaAspect.SetAttribute(MediaAspect.ATTR_COMMENT, StringUtils.TrimToNull(exif.ImageDescription));
if (exif.PixXDim.HasValue)
{
imageAspect.SetAttribute(ImageAspect.ATTR_WIDTH, (int)exif.PixXDim);
}
if (exif.PixYDim.HasValue)
{
imageAspect.SetAttribute(ImageAspect.ATTR_HEIGHT, (int)exif.PixYDim);
}
imageAspect.SetAttribute(ImageAspect.ATTR_MAKE, StringUtils.TrimToNull(exif.EquipMake));
imageAspect.SetAttribute(ImageAspect.ATTR_MODEL, StringUtils.TrimToNull(exif.EquipModel));
if (exif.ExposureBias.HasValue)
{
imageAspect.SetAttribute(ImageAspect.ATTR_EXPOSURE_BIAS, ((double)exif.ExposureBias).ToString());
}
imageAspect.SetAttribute(ImageAspect.ATTR_EXPOSURE_TIME, exif.ExposureTime);
imageAspect.SetAttribute(ImageAspect.ATTR_FLASH_MODE, StringUtils.TrimToNull(exif.FlashMode));
if (exif.FNumber.HasValue)
{
imageAspect.SetAttribute(ImageAspect.ATTR_FNUMBER, string.Format("F {0}", (double)exif.FNumber));
}
imageAspect.SetAttribute(ImageAspect.ATTR_ISO_SPEED, StringUtils.TrimToNull(exif.ISOSpeed));
imageAspect.SetAttribute(ImageAspect.ATTR_ORIENTATION, (Int32)(exif.OrientationType ?? 0));
imageAspect.SetAttribute(ImageAspect.ATTR_METERING_MODE, exif.MeteringMode.ToString());
if (exif.Latitude.HasValue && exif.Longitude.HasValue)
{
imageAspect.SetAttribute(ImageAspect.ATTR_LATITUDE, exif.Latitude);
imageAspect.SetAttribute(ImageAspect.ATTR_LONGITUDE, exif.Longitude);
LocationInfo locationInfo;
if (!forceQuickMode && GeoLocationMatcher.Instance.TryLookup(exif.Latitude.Value, exif.Longitude.Value, out locationInfo))
{
imageAspect.SetAttribute(ImageAspect.ATTR_CITY, locationInfo.City);
imageAspect.SetAttribute(ImageAspect.ATTR_STATE, locationInfo.State);
imageAspect.SetAttribute(ImageAspect.ATTR_COUNTRY, locationInfo.Country);
}
}
using (ILocalFsResourceAccessor lfsra = StreamedResourceToLocalFsAccessBridge.GetLocalFsResourceAccessor((IFileSystemResourceAccessor)fsra.Clone()))
{
string localFsResourcePath = lfsra.LocalFileSystemPath;
if (localFsResourcePath != null)
{
// In quick mode only allow thumbs taken from cache.
bool cachedOnly = forceQuickMode;
// Thumbnail extraction
IThumbnailGenerator generator = ServiceRegistration.Get <IThumbnailGenerator>();
byte[] thumbData;
ImageType imageType;
if (generator.GetThumbnail(localFsResourcePath, 96, 96, cachedOnly, out thumbData, out imageType))
{
thumbnailSmallAspect.SetAttribute(ThumbnailSmallAspect.ATTR_THUMBNAIL, thumbData);
}
if (generator.GetThumbnail(localFsResourcePath, 256, 256, cachedOnly, out thumbData, out imageType))
{
thumbnailLargeAspect.SetAttribute(ThumbnailLargeAspect.ATTR_THUMBNAIL, thumbData);
}
}
}
}
return(true);
}
catch (Exception e)
{
// Only log at the info level here - And simply return false. This makes the importer know that we
// couldn't perform our task here.
ServiceRegistration.Get <ILogger>().Info("ImageMetadataExtractor: Exception reading resource '{0}' (Text: '{1}')", mediaItemAccessor.CanonicalLocalResourcePath, e.Message);
}
return(false);
}
public static async Task <bool> ParseAsync(JObject message, SocketServer server, AsyncSocket sender)
{
string imagePath = GetMessageValue <string>(message, "ImagePath");
string userTag = GetMessageValue <string>(message, "UserTag");
int maxWidth = GetMessageValue <int>(message, "MaximumWidth");
int maxHeight = GetMessageValue <int>(message, "MaximumHeight");
string id = GetMessageValue <string>(message, "ImageId");
var client = sender.GetRemoteClient();
ServiceRegistration.Get <ILogger>().Debug("WifiRemote: Get Image: UserTag: {0}, ImageId: {1}, ImagePath: {2}, MaximumWidth: {3}, MaximumHeight: {4}", userTag, id, imagePath, maxWidth, maxHeight);
if (!string.IsNullOrEmpty(imagePath) && string.IsNullOrEmpty(id))
{
var item = await Helper.GetMediaItemByFileNameAsync(client.UserId, imagePath);
id = item?.MediaItemId.ToString();
}
if (!Guid.TryParse(id, out Guid mediaItemGuid))
{
ServiceRegistration.Get <ILogger>().Error("WifiRemote: Get Image: Couldn't convert ImageId {0} to Guid", id);
return(false);
}
MessageImage msg = new MessageImage();
var mediaItem = await Helper.GetMediaItemByIdAsync(client.UserId, mediaItemGuid);
Image image = null;
IResourceLocator locator = mediaItem.GetResourceLocator();
using (IResourceAccessor ra = locator.CreateAccessor())
{
IFileSystemResourceAccessor fsra = ra as IFileSystemResourceAccessor;
if (fsra == null)
{
ServiceRegistration.Get <ILogger>().Error("WifiRemote: Get Image: Couldn't read image {0}", id);
return(false);
}
using (Stream stream = fsra.OpenRead())
{
image = Image.FromStream(stream);
}
}
if ((maxWidth > 0 && image.Width > maxWidth) || (maxHeight > 0 && image.Height > maxHeight))
{
int height = image.Height;
int width = image.Width;
if (maxHeight > 0 && height > maxHeight)
{
float ratio = (float)height / (float)maxHeight;
width = Convert.ToInt32((float)width / ratio);
}
if (maxWidth > 0 && width > maxWidth)
{
width = maxWidth;
}
var newImage = ImageHelper.ResizedImage(image, width);
image.Dispose();
image = newImage;
}
byte[] data = ImageHelper.ImageToByteArray(image, System.Drawing.Imaging.ImageFormat.Jpeg);
image?.Dispose();
msg.ImagePath = mediaItem.ToString();
msg.UserTag = userTag;
msg.Image = Convert.ToBase64String(data);
SendMessageToClient.Send(msg, sender);
return(true);
}
public bool IsResource(IFileSystemResourceAccessor baseResourceAccessor, string path)
{
string resourceName = baseResourceAccessor.ResourceName;
if (string.IsNullOrEmpty(resourceName) || !baseResourceAccessor.IsFile)
return false;
// Test if we have already an ISO proxy for that ISO file...
lock (_syncObj)
{
string key = baseResourceAccessor.CanonicalLocalResourcePath.Serialize();
try
{
IsoResourceProxy proxy;
if (_isoUsages.TryGetValue(key, out proxy))
lock (proxy.SyncObj)
return IsoResourceAccessor.IsResource(proxy.DiskFileSystem, path);
}
catch (Exception)
{
return false;
}
}
// ... if not, test the resource in a new disk file system instance
using (Stream underlayingStream = baseResourceAccessor.OpenRead())
{
try
{
IFileSystem diskFileSystem = IsoResourceProxy.GetFileSystem(underlayingStream);
using (diskFileSystem as IDisposable)
return IsoResourceAccessor.IsResource(diskFileSystem, path);
}
catch
{
return false;
}
}
}
private void ReadMetaInfo(IFileSystemResourceAccessor mediaItemAccessor)
{
using (Stream mediaStream = mediaItemAccessor.OpenRead())
ReadMetaInfo(mediaStream);
}
public bool TryExtractMetadata(IResourceAccessor mediaItemAccessor, IDictionary <Guid, IList <MediaItemAspect> > extractedAspectData, bool importOnly, bool forceQuickMode)
{
string fileName = mediaItemAccessor.ResourceName;
if (!HasImageExtension(fileName))
{
return(false);
}
bool refresh = false;
if (extractedAspectData.ContainsKey(ImageAspect.ASPECT_ID))
{
refresh = true;
}
try
{
IFileSystemResourceAccessor fsra = mediaItemAccessor as IFileSystemResourceAccessor;
if (!refresh)
{
MultipleMediaItemAspect providerResourceAspect = MediaItemAspect.CreateAspect(extractedAspectData, ProviderResourceAspect.Metadata);
providerResourceAspect.SetAttribute(ProviderResourceAspect.ATTR_RESOURCE_INDEX, 0);
providerResourceAspect.SetAttribute(ProviderResourceAspect.ATTR_PRIMARY, true);
if (!(mediaItemAccessor is IFileSystemResourceAccessor))
{
return(false);
}
// Open a stream for media item to detect mimeType.
using (Stream mediaStream = fsra.OpenRead())
{
string mimeType = MimeTypeDetector.GetMimeType(mediaStream) ?? DEFAULT_MIMETYPE;
providerResourceAspect.SetAttribute(ProviderResourceAspect.ATTR_MIME_TYPE, mimeType);
providerResourceAspect.SetAttribute(ProviderResourceAspect.ATTR_SIZE, fsra.Size);
}
}
MediaItemAspect mediaAspect = MediaItemAspect.GetOrCreateAspect(extractedAspectData, MediaAspect.Metadata);
mediaAspect.SetAttribute(MediaAspect.ATTR_ISVIRTUAL, false);
MediaItemAspect imageAspect = MediaItemAspect.GetOrCreateAspect(extractedAspectData, ImageAspect.Metadata);
if (!refresh)
{
// Extract EXIF information from media item.
using (ExifMetaInfo.ExifMetaInfo exif = new ExifMetaInfo.ExifMetaInfo(fsra))
{
mediaAspect.SetAttribute(MediaAspect.ATTR_TITLE, ProviderPathHelper.GetFileNameWithoutExtension(fileName));
mediaAspect.SetAttribute(MediaAspect.ATTR_RECORDINGTIME, exif.OriginalDate != DateTime.MinValue ? exif.OriginalDate : fsra.LastChanged);
mediaAspect.SetAttribute(MediaAspect.ATTR_COMMENT, StringUtils.TrimToNull(exif.ImageDescription));
if (exif.PixXDim.HasValue)
{
imageAspect.SetAttribute(ImageAspect.ATTR_WIDTH, (int)exif.PixXDim);
}
if (exif.PixYDim.HasValue)
{
imageAspect.SetAttribute(ImageAspect.ATTR_HEIGHT, (int)exif.PixYDim);
}
imageAspect.SetAttribute(ImageAspect.ATTR_MAKE, StringUtils.TrimToNull(exif.EquipMake));
imageAspect.SetAttribute(ImageAspect.ATTR_MODEL, StringUtils.TrimToNull(exif.EquipModel));
if (exif.ExposureBias.HasValue)
{
imageAspect.SetAttribute(ImageAspect.ATTR_EXPOSURE_BIAS, ((double)exif.ExposureBias).ToString());
}
imageAspect.SetAttribute(ImageAspect.ATTR_EXPOSURE_TIME, exif.ExposureTime);
imageAspect.SetAttribute(ImageAspect.ATTR_FLASH_MODE, StringUtils.TrimToNull(exif.FlashMode));
if (exif.FNumber.HasValue)
{
imageAspect.SetAttribute(ImageAspect.ATTR_FNUMBER, string.Format("F {0}", (double)exif.FNumber));
}
imageAspect.SetAttribute(ImageAspect.ATTR_ISO_SPEED, StringUtils.TrimToNull(exif.ISOSpeed));
imageAspect.SetAttribute(ImageAspect.ATTR_ORIENTATION, (Int32)(exif.OrientationType ?? 0));
imageAspect.SetAttribute(ImageAspect.ATTR_METERING_MODE, exif.MeteringMode.ToString());
if (exif.Latitude.HasValue && exif.Longitude.HasValue)
{
imageAspect.SetAttribute(ImageAspect.ATTR_LATITUDE, exif.Latitude);
imageAspect.SetAttribute(ImageAspect.ATTR_LONGITUDE, exif.Longitude);
}
}
byte[] thumbData;
// We only want to create missing thumbnails here, so check for existing ones first
if (MediaItemAspect.TryGetAttribute(extractedAspectData, ThumbnailLargeAspect.ATTR_THUMBNAIL, out thumbData) && thumbData != null)
{
return(true);
}
using (LocalFsResourceAccessorHelper rah = new LocalFsResourceAccessorHelper(mediaItemAccessor))
using (rah.LocalFsResourceAccessor.EnsureLocalFileSystemAccess())
{
string localFsResourcePath = rah.LocalFsResourceAccessor.LocalFileSystemPath;
if (localFsResourcePath != null)
{
// Thumbnail extraction
IThumbnailGenerator generator = ServiceRegistration.Get <IThumbnailGenerator>();
ImageType imageType;
if (generator.GetThumbnail(localFsResourcePath, true, out thumbData, out imageType))
{
MediaItemAspect.SetAttribute(extractedAspectData, ThumbnailLargeAspect.ATTR_THUMBNAIL, thumbData);
}
}
}
return(true);
}
else
{
bool updated = false;
double?latitude = imageAspect.GetAttributeValue <double?>(ImageAspect.ATTR_LATITUDE);
double?longitude = imageAspect.GetAttributeValue <double?>(ImageAspect.ATTR_LONGITUDE);
if (IncludeGeoLocationDetails && !importOnly && latitude.HasValue && longitude.HasValue &&
string.IsNullOrEmpty(imageAspect.GetAttributeValue <string>(ImageAspect.ATTR_COUNTRY)))
{
CivicAddress locationInfo;
if (!forceQuickMode && GeoLocationService.Instance.TryLookup(new GeoCoordinate(latitude.Value, longitude.Value), out locationInfo))
{
imageAspect.SetAttribute(ImageAspect.ATTR_CITY, locationInfo.City);
imageAspect.SetAttribute(ImageAspect.ATTR_STATE, locationInfo.StateProvince);
imageAspect.SetAttribute(ImageAspect.ATTR_COUNTRY, locationInfo.CountryRegion);
updated = true;
}
}
byte[] thumbData;
// We only want to create missing thumbnails here, so check for existing ones first
if (MediaItemAspect.TryGetAttribute(extractedAspectData, ThumbnailLargeAspect.ATTR_THUMBNAIL, out thumbData) && thumbData != null)
{
return(updated);
}
using (LocalFsResourceAccessorHelper rah = new LocalFsResourceAccessorHelper(mediaItemAccessor))
using (rah.LocalFsResourceAccessor.EnsureLocalFileSystemAccess())
{
string localFsResourcePath = rah.LocalFsResourceAccessor.LocalFileSystemPath;
if (localFsResourcePath != null)
{
// In quick mode only allow thumbs taken from cache.
bool cachedOnly = forceQuickMode;
// Thumbnail extraction
IThumbnailGenerator generator = ServiceRegistration.Get <IThumbnailGenerator>();
ImageType imageType;
if (generator.GetThumbnail(localFsResourcePath, cachedOnly, out thumbData, out imageType))
{
MediaItemAspect.SetAttribute(extractedAspectData, ThumbnailLargeAspect.ATTR_THUMBNAIL, thumbData);
updated = true;
}
}
}
return(updated);
}
}
catch (Exception e)
{
// Only log at the info level here - And simply return false. This makes the importer know that we
// couldn't perform our task here.
ServiceRegistration.Get <ILogger>().Info("ImageMetadataExtractor: Exception reading resource '{0}' (Text: '{1}')", mediaItemAccessor.CanonicalLocalResourcePath, e.Message);
}
return(false);
}
public bool IsResource(IFileSystemResourceAccessor baseResourceAccessor, string path)
{
string entryPath = ZipResourceAccessor.ToEntryPath(path);
lock (_syncObj)
{
string key = baseResourceAccessor.CanonicalLocalResourcePath.Serialize();
try
{
ZipResourceProxy proxy;
if (_zipUsages.TryGetValue(key, out proxy))
return path.Equals("/") || ZipResourceAccessor.IsResource(proxy.ZipFile, entryPath);
}
catch (Exception)
{
return false;
}
}
using (Stream resourceStream = baseResourceAccessor.OpenRead()) // Not sure if the ZipFile will close the stream so we dispose it here
try
{
using (ZipFile zFile = new ZipFile(resourceStream))
return path.Equals("/") || ZipResourceAccessor.IsResource(zFile, entryPath);
}
catch (Exception)
{
return false;
}
}
/// <summary>
/// Sets the data of the new image to be played.
/// </summary>
/// <param name="locator">Resource locator of the image item.</param>
/// <param name="mediaItemTitle">Title of the image item.</param>
/// <param name="rotation">Rotation of the image.</param>
/// <param name="flipX">Flipping in horizontal direction.</param>
/// <param name="flipY">Flipping in vertical direction.</param>
public void SetMediaItemData(IResourceLocator locator, string mediaItemTitle, RightAngledRotation rotation, bool flipX, bool flipY)
{
if (locator == null)
{
lock (_syncObj)
{
_currentLocator = null;
return;
}
}
using (IResourceAccessor ra = locator.CreateAccessor())
{
IFileSystemResourceAccessor fsra = ra as IFileSystemResourceAccessor;
if (fsra == null)
{
return;
}
using (Stream stream = fsra.OpenRead())
{
string key = fsra.CanonicalLocalResourcePath.Serialize();
_texture = ContentManager.Instance.GetTexture(stream, key, true);
if (_texture == null)
{
return;
}
if (!_texture.IsAllocated)
{
_texture.Allocate();
}
if (!_texture.IsAllocated)
{
return;
}
}
}
lock (_syncObj)
{
ReloadSettings();
_state = PlayerState.Active;
_currentLocator = locator;
_mediaItemTitle = mediaItemTitle;
_rotation = rotation;
_flipX = flipX;
_flipY = flipY;
SurfaceDescription desc = _texture.Texture.GetLevelDescription(0);
_textureMaxUV = new SizeF(_texture.Width / (float)desc.Width, _texture.Height / (float)desc.Height);
// Reset animation
_animator.Initialize();
if (_slideShowTimer != null)
{
_slideShowTimer.Change(_slideShowImageDuration, TS_INFINITE);
}
else
{
CheckTimer();
}
_playbackStartTime = DateTime.Now;
if (_pauseTime.HasValue)
{
_pauseTime = _playbackStartTime;
}
}
}
public static async Task ProcessAsync(IOwinContext context, Guid itemId)
{
// Grab the media item given in the request.
try
{
Logger.Debug("GetMediaItem: Attempting to load mediaitem {0}", itemId.ToString());
// Attempt to grab the media item from the database.
ISet <Guid> necessaryMIATypes = new HashSet <Guid>();
necessaryMIATypes.Add(MediaAspect.ASPECT_ID);
necessaryMIATypes.Add(ImporterAspect.ASPECT_ID);
necessaryMIATypes.Add(ProviderResourceAspect.ASPECT_ID);
var item = MediaLibraryAccess.GetMediaItemById(context, itemId, necessaryMIATypes, null);
if (item == null)
{
throw new NotFoundException(string.Format("Media item '{0}' not found.", itemId));
}
// Grab the mimetype from the media item and set the Content Type header.
// TODO: Fix
string mimeType = item?.PrimaryResources?.FirstOrDefault()?.GetAttributeValue <string>(ProviderResourceAspect.ATTR_MIME_TYPE) ?? "video/*";
context.Response.ContentType = mimeType;
// Grab the resource path for the media item.
var resourcePathStr = item.PrimaryResources[item.ActiveResourceLocatorIndex].GetAttributeValue(ProviderResourceAspect.ATTR_RESOURCE_ACCESSOR_PATH);
var resourcePath = ResourcePath.Deserialize(resourcePathStr.ToString());
var ra = GetResourceAccessor(resourcePath);
IFileSystemResourceAccessor fsra = ra as IFileSystemResourceAccessor;
if (fsra == null)
{
throw new InternalServerException("GetMediaItem: failed to create IFileSystemResourceAccessor");
}
using (var resourceStream = fsra.OpenRead())
{
// HTTP/1.1 RFC2616 section 14.25 'If-Modified-Since'
if (!string.IsNullOrEmpty(context.Response.Headers["If-Modified-Since"]))
{
DateTime lastRequest = DateTime.Parse(context.Response.Headers["If-Modified-Since"]);
if (lastRequest.CompareTo(fsra.LastChanged) <= 0)
{
context.Response.StatusCode = (int)HttpStatusCode.NotModified;
}
}
// HTTP/1.1 RFC2616 section 14.29 'Last-Modified'
context.Response.Headers["Last-Modified"] = fsra.LastChanged.ToUniversalTime().ToString("r");
string byteRangesSpecifier = context.Request.Headers["Range"];
IList <Range> ranges = ParseByteRanges(byteRangesSpecifier, resourceStream.Length);
bool onlyHeaders = context.Request.Method == "HEAD" || context.Response.StatusCode == (int)HttpStatusCode.NotModified;
if (ranges != null)
{
// We only support last range
await SendRangeAsync(context, resourceStream, ranges[ranges.Count - 1], onlyHeaders);
}
else
{
await SendWholeFileAsync(context, resourceStream, onlyHeaders);
}
}
}
catch (FileNotFoundException ex)
{
throw new InternalServerException(string.Format("Failed to proccess media item '{0}'", itemId), ex);
}
}
protected MediaInfoWrapper ReadMediaInfo(IFileSystemResourceAccessor mediaItemAccessor)
{
MediaInfoWrapper result = new MediaInfoWrapper();
ILocalFsResourceAccessor localFsResourceAccessor = mediaItemAccessor as ILocalFsResourceAccessor;
if (ReferenceEquals(localFsResourceAccessor, null))
{
Stream stream = null;
try
{
stream = mediaItemAccessor.OpenRead();
if (stream != null)
result.Open(stream);
}
finally
{
if (stream != null)
stream.Close();
}
}
else
{
using (localFsResourceAccessor.EnsureLocalFileSystemAccess())
result.Open(localFsResourceAccessor.LocalFileSystemPath);
}
return result;
}
private void ReadMetaInfo(IFileSystemResourceAccessor mediaItemAccessor)
{
using (Stream mediaStream = mediaItemAccessor.OpenRead())
ReadMetaInfo(mediaStream);
}
public bool TryExtractMetadata(IResourceAccessor mediaItemAccessor, IDictionary <Guid, MediaItemAspect> extractedAspectData, bool forceQuickMode)
{
try
{
VideoResult result = null;
IFileSystemResourceAccessor fsra = mediaItemAccessor as IFileSystemResourceAccessor;
if (fsra == null)
{
return(false);
}
if (!fsra.IsFile && fsra.ResourceExists("VIDEO_TS"))
{
IFileSystemResourceAccessor fsraVideoTs = fsra.GetResource("VIDEO_TS");
if (fsraVideoTs != null && fsraVideoTs.ResourceExists("VIDEO_TS.IFO"))
{
// Video DVD
using (MediaInfoWrapper videoTsInfo = ReadMediaInfo(fsraVideoTs.GetResource("VIDEO_TS.IFO")))
{
if (!videoTsInfo.IsValid || videoTsInfo.GetVideoCount() == 0)
{
return(false); // Invalid video_ts.ifo file
}
result = VideoResult.CreateDVDInfo(fsra.ResourceName, videoTsInfo);
}
// Iterate over all video files; MediaInfo finds different audio/video metadata for each .ifo file
ICollection <IFileSystemResourceAccessor> files = fsraVideoTs.GetFiles();
if (files != null)
{
foreach (IFileSystemResourceAccessor file in files)
{
string lowerPath = (file.ResourcePathName ?? string.Empty).ToLowerInvariant();
if (!lowerPath.EndsWith(".ifo") || lowerPath.EndsWith("video_ts.ifo"))
{
continue;
}
using (MediaInfoWrapper mediaInfo = ReadMediaInfo(file))
{
// Before we start evaluating the file, check if it is a video at all
if (mediaInfo.IsValid && mediaInfo.GetVideoCount() == 0)
{
continue;
}
result.AddMediaInfo(mediaInfo);
}
}
}
}
}
else if (fsra.IsFile)
{
string filePath = fsra.ResourcePathName;
if (!HasVideoExtension(filePath))
{
return(false);
}
using (MediaInfoWrapper fileInfo = ReadMediaInfo(fsra))
{
// Before we start evaluating the file, check if it is a video at all
if (!fileInfo.IsValid || (fileInfo.GetVideoCount() == 0 && !IsWorkaroundRequired(filePath)))
{
return(false);
}
string mediaTitle = DosPathHelper.GetFileNameWithoutExtension(fsra.ResourceName);
result = VideoResult.CreateFileInfo(mediaTitle, fileInfo);
}
using (Stream stream = fsra.OpenRead())
result.MimeType = MimeTypeDetector.GetMimeType(stream, DEFAULT_MIMETYPE);
}
if (result != null)
{
result.UpdateMetadata(extractedAspectData);
using (LocalFsResourceAccessorHelper rah = new LocalFsResourceAccessorHelper(mediaItemAccessor))
{
ILocalFsResourceAccessor lfsra = rah.LocalFsResourceAccessor;
if (lfsra != null)
{
MediaItemAspect.SetAttribute(extractedAspectData, MediaAspect.ATTR_SIZE, lfsra.Size);
ExtractMatroskaTags(lfsra, extractedAspectData, forceQuickMode);
ExtractMp4Tags(lfsra, extractedAspectData, forceQuickMode);
ExtractThumbnailData(lfsra, extractedAspectData, forceQuickMode);
}
return(true);
}
}
}
catch (Exception e)
{
// Only log at the info level here - And simply return false. This lets the caller know that we
// couldn't perform our task here.
ServiceRegistration.Get <ILogger>().Info("VideoMetadataExtractor: Exception reading resource '{0}' (Text: '{1}')", mediaItemAccessor.CanonicalLocalResourcePath, e.Message);
}
return(false);
}
protected MediaInfoWrapper ReadMediaInfo(IFileSystemResourceAccessor mediaItemAccessor)
{
MediaInfoWrapper result = new MediaInfoWrapper();
Stream stream = null;
try
{
stream = mediaItemAccessor.OpenRead();
if (stream != null)
result.Open(stream);
}
finally
{
if (stream != null)
stream.Close();
}
return result;
}
